Gas cylinder valve body



FIG. 1 is a top perspective view of a gas cylinder valve body showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view thereof, the opposite side elevational view being identical;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken line is a representation of a valve stem and the closure nut in FIGS. 1, 2, 3, and 4 is for purposes of illustration only and forms no part of the claimed design. 

The ornamental design for a gas cylinder valve body, as shown and described. 